Today Amazon S3 went down at around 12:00 pm eastern and ever since it is not possible to download the TVersity software.
You can monitor the status of S3 at: http://status.aws.amazon.com/
More and more start-ups and large companies are relying on Amazon web services, yet instead of Amazon improving the reliability of these services it has been getting worse (last outage was about 3 months ago). Maybe it is time to think about alternatives…
In the meantime, here is an alternative download link for the software: http://tversity.com//TVersitySetup_1_0_0_2_RC1.exe
It took Amazon almost 8 hours to get S3 working again in the US (6 hours for S3 Europe). Here is what CNET (which is also an S3 customer) had to say about it: